#ACC137#ACC137

#ACC137 is a light, vivid yellow. Relative luminance 0.472; OKLCH L 77.0% C 0.159 H 117.9°. Best body text is #000000 at 10.44:1 contrast (WCAG AA passes).

Color values

HEX	#ACC137
RGB	rgb(172, 193, 55)
HSL	hsl(69, 56%, 49%)
HSV	hsv(69, 72%, 76%)
CMYK	cmyk(10.9%, 0%, 71.5%, 24.3%)
CIE-LAB	lab(74.31, -24.93, 63.17)
CIE-LCH	lch(74.31, 67.91, 111.53°)
OKLab	oklab(77% -0.0744 0.1406)
OKLCH	oklch(77% 0.159 117.9)
XYZ	xyz(36.7736, 47.1868, 10.7844)
Luminance	0.4719 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ACC137 #4C37C1

analogous

#C19137 #ACC137 #67C137

triadic

#ACC137 #37ACC1 #C137AC

tetradic

#ACC137 #37C191 #4C37C1 #C13767

square

#ACC137 #37C191 #4C37C1 #C13767

split-complementary

#ACC137 #3767C1 #9137C1

monochromatic

#57621C #829129 #ACC137 #C1D263 #D4E092

Accessibility & contrast

On white

2.01

#ACC137 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.44

#ACC137 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ACC137

10.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ACC137	#FFFFFF	#000000	##000000
##ACC137	1.00	2.01	10.44	10.44
#FFFFFF	2.01	1.00	21.00	21.00
#000000	10.44	21.00	1.00	1.00
##000000	10.44	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CEB61E

Deuteranopia (green-blind)

#CCB742

Tritanopia (blue-blind)

#B6B6A6

Achromatopsia (no color)

#B7B7B7

Design tokens & code

CSS

--color: #acc137;
/* rgb */ color: rgb(172, 193, 55);
/* oklch */ color: oklch(77.0% 0.159 117.9);

Tailwind

colors: {
  custom: {
    50: '#c8d377',
    500: '#acc137',
    950: '#000000',
  },
}

SCSS

$custom: #acc137;
$custom-light: #c8d377;
$custom-dark: #000000;

JSON

{
  "hex": "#acc137",
  "rgb": {
    "r": 172,
    "g": 193,
    "b": 55
  },
  "hsl": {
    "h": 69.13,
    "s": 55.645,
    "l": 48.627
  },
  "oklch": {
    "l": 0.76999,
    "c": 0.15906,
    "h": 117.9
  },
  "luminance": 0.47186
}

Semantic roles & 50–950 ramp

primary

#ACC137

secondary

#9389CB

accent

#49DF60

background

#FCFCF7

surface

#F9F9EE

border

#D2D2C9

text

#141409

muted

#82827B

Preview Lab

Preview with #ACC137

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →